diff --git a/pillar_tool/routers/host.py b/pillar_tool/routers/host.py
index 5e538be..477a965 100644
--- a/pillar_tool/routers/host.py
+++ b/pillar_tool/routers/host.py
@@ -140,7 +140,7 @@ async def host_add(request: Request, fqdn: str, params: HostCreateParams):
         # Note: this should be enforced by the database
         assert len(result) == 1
 
-        parent_id = result[0][0].parent_id
+        parent_id = result[0][0].id
 
     # Create new host with unique ID and hierarchical structure
     new_host = Host(